CN105128786A - Initiative anti-collision buffering device for automobile - Google Patents
Initiative anti-collision buffering device for automobile Download PDFInfo
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- CN105128786A CN105128786A CN201510550087.4A CN201510550087A CN105128786A CN 105128786 A CN105128786 A CN 105128786A CN 201510550087 A CN201510550087 A CN 201510550087A CN 105128786 A CN105128786 A CN 105128786A
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- collision
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- buffering
- automobile
- air cylinder
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Abstract
The invention discloses an initiative anti-collision buffering device for an automobile. The initiative anti-collision buffering device mainly comprises a collision bumper, a buffering air cylinder, a high-pressure gas storage cylinder, an electromagnetic valve, a gas input pipe, a microprocessor and a radar sensor. When the microprocessor calculates that a collision is inevitable, the microprocessor opens the electromagnetic valve immediately, the buffering air cylinder is communicated with the high-pressure gas storage cylinder instantly, high-pressure gas in the high-pressure gas storage cylinder is immediately charged into the buffering air cylinder, and the buffering air cylinder is spread to push the collision bumper. When the collision happens, the buffering absorption of collision energy is also increased section by section along with compression of sections of the air cylinder until the air cylinder retracts completely. According to the initiative anti-collision buffering device for the automobile, the impact force of the collision has a smooth increasing process, a buffering effect is achieved on the collision, in addition, due to the fact that the measure of controlling the buffering force of the collision is added, the initiative anti-collision buffering device for the automobile can reduce the damage degree of automobiles of two colliding parts to the maximum in different-speed collision processes and can protect personnel which encounter the collision directly to the maximum; after the collision which can be controlled is completed, the buffering air cylinder is communicated with external air through the electromagnetic valve, the buffering air cylinder withdraws, and preparation is made for a next collision, and therefore the initiative anti-collision buffering device for the automobile can be repeatedly used.
Description
Technical field
The present invention relates to a kind of automobile initiatively anti-collision buffer device, belong to automobile safety protector technical field.
Background technology
Safety device main on current automobile is safety strap and safety air bag, safety strap mainly tackle the speed of a motor vehicle not too fast when suffer comparatively flip and hit, safety air bag mainly tackles speed of a motor vehicle serious collision accident faster.But these two kinds of safety devices are all protection passengers, guarantee the safety of not protecting automobile; The various bumper/spoiler being installed on automotive front end or rear end, when automobile collides, can not play the huge impulsive force effectively eliminated because collision produces, can not prevent the accident of the car crash caused because of traffic accident to greatest extent.Therefore, need to provide a kind of new technical scheme to solve above-mentioned technical matters.
Summary of the invention
In order to overcome the deficiency that prior art exists, technical matters to be solved there is provided a kind of simple and reasonable for structure, safe and reliable, effectively can reduce the automobile initiatively anti-collision buffer device because of collision, automobile being caused to damage.The technical solution used in the present invention is: automobile is anti-collision buffer device initiatively, mainly comprises collision insurance thick stick, bounce cylinder, high-pressure gas cylinder, electromagnetic valve, gas piping, microprocessor, radar sensor; Bounce cylinder is more piece cylinder, a spring is provided with in the middle of cylinder, both ends of the spring is fixed with first segment cylinder head respectively with bottom bounce cylinder, electromagnetic valve is 3-position-3-way formula, communicated with the high pressure gas stored in bounce cylinder, high-pressure gas bottle and outside air by gas piping, be provided with a Non-return air valve between electromagnetic valve and high-pressure gas cylinder, Microprocessor S3C44B0X is passed through in the opening and closing of electromagnetic valve.
Principle of work of the present invention is: utilize existing radar sensor and the timely vehicle in monitoring car front of microprocessor technology or the relative velocity of obstacle and relative distance, and constantly and automobile compare at the braking distance of this speed and minimum turning radius, continue to maintain current operating conditions collision by inevitable when microprocessor calculates automobile, but can also turn immediately collision free time, can send collision warning to driver immediately reminds driver to carry out collision preparation as early as possible, even if when collision status is never removed and sharply turning also unavoidably collides generation, microprocessor will open electromagnetic valve immediately, instantaneously bounce cylinder is communicated with high-pressure gas cylinder, high pressure gas are filled with bounce cylinder immediately, bounce cylinder launches to release collision insurance thick stick, when collision occurs, first the first segment cylinder of bounce cylinder shrinks, cushion effect is relatively little and constantly increase, first segment cylinder has shunk rear second section cylinder to start to shrink, second section cylinder cross section increases, and cushion effect will significantly increase, and significantly be absorbed by collision energy in its sphere of action, continue next displacements of cylinders by that analogy to shrink, along with the compression of a joint joint cylinder, the snubber of collision energy also increases section by section, until shrink completely, in addition microprocessor can according to collision time relative velocity assessment collision the order of severity, the opening time length of electromagnetic valve is determined with this, change the air pressure size in bounce cylinder, make automobile initiatively anti-collision buffer device when ensure can snubber falls whole collision energies completely, indirectly can also control the size of crusherbull zone power, thus the injury reducing crashing vehicle to greatest extent and be subject to by the person of thrusting into.
The invention has the beneficial effects as follows: allow the impulsive force of collision have a level and smooth increase process; to having collided buffer action; in addition because add crusherbull zone power measure of control; make automobile active anti-collision buffer device in friction speed collision process; not only can reduce the degree of injury of both sides' vehicle of colliding to greatest extent, and the personnel directly meeting with collision can be protected to greatest extent.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the invention will be further described:
Fig. 1 is bounce cylinder installation site of the present invention schematic diagram;
Fig. 2 is the structural representation before shock absorber of the present invention ejects;
Fig. 3 is the structural representation after shock absorber of the present invention ejects.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
As shown in Figure 1, Figure 2, Figure 3 shows, automobile is anti-collision buffer device initiatively, and it comprises: collision insurance thick stick 1, bounce cylinder 2, gas piping 5, adaptor union 6, electromagnetic valve 7, radar sensor 8, microprocessor 9, high-pressure gas cylinder 10, Non-return air valve 11, extraneous air breather pipe 12.Described bounce cylinder 1, comprise: more piece cylinder body 3, spring 4, described spring 4 two ends are fixed with the first segment cylinder body top of more piece cylinder body 3 and final section cylinder base respectively, more piece cylinder body 3 is regained by described spring 4 in normal state, makes bounce cylinder 2 be in contraction state, described bounce cylinder 2 outer cylinder block is fixed on automobile chassis frame front end, and first segment cylinder body top and collision insurance thick stick 1 are fixed, electromagnetic valve 7 adopts 3-position-3-way formula, by multiple adaptor union 6, gas piping 5 and bounce cylinder 2, high-pressure gas cylinder 10, extraneous air breather pipe 12 is connected, a Non-return air valve 11 is provided with between the gas passage of electromagnetic valve 7 and high-pressure gas cylinder 10, high-pressure gas cylinder 10 is built with a certain amount of high pressure gas, in no power situation, electromagnetic valve 7 is positioned at meta, bounce cylinder 2, extraneous air breather pipe 12 and high-pressure gas cylinder 10 are in mutual off-state, when needs stretch for bounce cylinder 2 qi of chong channel ascending adversely, connect solenoid circuit on the right side of electromagnetic valve 7, bounce cylinder 2 and high-pressure gas cylinder 10 are connected, disconnect with extraneous air breather pipe 12 simultaneously, when needs are for bounce cylinder 2 deflation, connect solenoid circuit on the left of electromagnetic valve 7, bounce cylinder 2 and high-pressure gas cylinder 10 disconnect, connect with extraneous air breather pipe 12 simultaneously.
The embodiment of described automobile active anti-collision buffer device: automobile is in normal driving process, radar sensor 9 and microprocessor 10 be the vehicle in monitoring car front or the relative velocity of obstacle and relative distance in time, and constantly and automobile compare at the braking distance of this speed and minimum turning radius, continue to maintain current operating conditions collision by inevitable when microprocessor 10 calculates automobile, but can also turn immediately collision free time, collision warning can be sent to driver immediately and remind driver, even if when collision status is never removed and sharply turning also unavoidably collides generation, microprocessor 10 is by solenoid circuit on the right side of demand working electromagnetic valve 8, and start automobile ABS system emergency brake simultaneously, now bounce cylinder 2 and high-pressure gas cylinder 11 are connected, disconnect with extraneous air breather pipe 13 simultaneously, high pressure gas in high-pressure gas cylinder 11 are filled with in bounce cylinder 2 immediately, can guarantee that enough greatly bounce cylinder 2 launches with the extremely short time before the collision and releases collision insurance thick stick due to very high and gas piping 6 channels designs of air pressure, when collision occurs, first the first segment cylinder of the more piece cylinder body 3 of bounce cylinder 2 shrinks, cushion effect is relatively little and constantly increase, first segment cylinder has shunk rear second section cylinder to start to shrink, and second section cylinder cross section increases, and cushion effect will significantly increase, in its sphere of action, collision energy is significantly absorbed, continue next displacements of cylinders by that analogy to shrink, along with the compression of a joint joint cylinder, the snubber of collision energy also increases section by section, until shrink completely, reduce collision harm to greatest extent.
In the automobile collision process that initiatively anti-collision buffer device can control, microprocessor 10 can according to collision time relative velocity assessment collision the order of severity, the gas passage opening/closing time length of electromagnetic valve 8 is determined with this, air pressure size in indirect change bounce cylinder 2, thus make automobile initiatively anti-collision buffer device when ensure can snubber falls whole collision energies completely, indirectly can also control the size of crusherbull zone power, the injury reducing crashing vehicle to greatest extent and be subject to by the person of thrusting into; Collision terminates rear microprocessor 10 and connects solenoid circuit on the left of electromagnetic valve 8, at this moment bounce cylinder 2 is communicated with extraneous air breather pipe 13, bounce cylinder 2 internal high-pressure gas is got rid of, and retract under the elastic force effect of spring 5, automobile initiatively anti-collision buffer device returns to again normal Standby state, thus ensures the repeated usage of automobile active anti-collision buffer device.
In the pernicious collision that can control beyond automobile active anti-collision buffer device.Microprocessor 10 can keep solenoid circuit on the right side of electromagnetic valve 8 to be in on-state always, to ensure that high-pressure gas cylinder 11 provides maximum buffering air pressure for bounce cylinder 2, when collision causes the air pressure in bounce cylinder 2 to be greater than the air pressure of high-pressure gas cylinder 11, Non-return air valve 12 is by the gas backstreaming in restriction bounce cylinder 2, ensure the maximum cushioning power of bounce cylinder 2, thus alleviate the injury of collision to occupant to greatest extent.
Claims (4)
1. automobile initiatively anti-collision buffer device, comprise collision insurance thick stick 1, radar sensor 8, microprocessor 9, it is characterized in that: between vehicle frame and collision insurance thick stick, be provided with bounce cylinder 2, bounce cylinder 2 is communicated with extraneous air breather pipe 12 with high-pressure gas cylinder 10 respectively by gas piping 5, electromagnetic valve 7; The open and-shut mode of each gas passage of microprocessor 9 Controlling solenoid valve 7.
2. bounce cylinder 2 according to claim 1 is more piece cylinder, and it mainly comprises more piece cylinder body 3 and spring 4, and more piece cylinder body 3 is regained by spring 4 in normal state, and bounce cylinder 2 is remained retracted state.
3. electromagnetic valve 7 according to claim 1 controls the open and-shut mode of bounce cylinder 2 and each gas passage of high-pressure gas cylinder 10, extraneous air breather pipe 12.
4. microprocessor 9 according to claim 1 is in collision process, relative velocity when it is collided by the calculated signals that radar sensor 8 is passed back, and determines the gas passage opening/closing time length of Controlling solenoid valve 7 according to relative velocity size; Microprocessor 9 completes the collision rift that can control, and bounce cylinder 2 is communicated with extraneous air breather pipe 12 by Controlling solenoid valve 7, and bounce cylinder 2 is vented after contraction and gets back to initial condition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510550087.4A CN105128786A (en) | 2015-09-01 | 2015-09-01 | Initiative anti-collision buffering device for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510550087.4A CN105128786A (en) | 2015-09-01 | 2015-09-01 | Initiative anti-collision buffering device for automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105128786A true CN105128786A (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510550087.4A Pending CN105128786A (en) | 2015-09-01 | 2015-09-01 | Initiative anti-collision buffering device for automobile |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564457A (en) * | 2016-11-15 | 2017-04-19 | 华侨大学 | Combined type buffering energy absorbing device |
| CN107031545A (en) * | 2016-11-18 | 2017-08-11 | 高永祥 | Car crass Initiative Defence System |
| CN108583488A (en) * | 2018-06-29 | 2018-09-28 | 宁波工程学院 | A kind of active buffer device when car crass |
| CN109501707A (en) * | 2018-11-28 | 2019-03-22 | 武汉格罗夫氢能汽车有限公司 | A kind of hydrogen energy automobile seat-belt pretensioner arrangement |
| CN109572604A (en) * | 2018-12-06 | 2019-04-05 | 扬州秦禧环保科技有限公司 | A kind of bus crash-proof chassis that can be extended automatically |
| CN112124237A (en) * | 2020-09-28 | 2020-12-25 | 奇瑞汽车股份有限公司 | Automobile anti-collision beam device and control method thereof |
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| CN101066673A (en) * | 2007-06-05 | 2007-11-07 | 高峰 | Vehicle collision buffering safeguard |
| CN101417638A (en) * | 2008-11-20 | 2009-04-29 | 许国界 | Buffer device for collision of automobile |
| CN202271945U (en) * | 2011-10-21 | 2012-06-13 | 北汽福田汽车股份有限公司 | Impact buffer mechanism for vehicle and vehicle |
| CN202368519U (en) * | 2011-11-15 | 2012-08-08 | 北汽福田汽车股份有限公司 | Vehicle collision buffer device |
-
2015
- 2015-09-01 CN CN201510550087.4A patent/CN105128786A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101066673A (en) * | 2007-06-05 | 2007-11-07 | 高峰 | Vehicle collision buffering safeguard |
| CN101417638A (en) * | 2008-11-20 | 2009-04-29 | 许国界 | Buffer device for collision of automobile |
| CN202271945U (en) * | 2011-10-21 | 2012-06-13 | 北汽福田汽车股份有限公司 | Impact buffer mechanism for vehicle and vehicle |
| CN202368519U (en) * | 2011-11-15 | 2012-08-08 | 北汽福田汽车股份有限公司 | Vehicle collision buffer device |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106564457A (en) * | 2016-11-15 | 2017-04-19 | 华侨大学 | Combined type buffering energy absorbing device |
| CN107031545A (en) * | 2016-11-18 | 2017-08-11 | 高永祥 | Car crass Initiative Defence System |
| CN108583488A (en) * | 2018-06-29 | 2018-09-28 | 宁波工程学院 | A kind of active buffer device when car crass |
| CN109501707A (en) * | 2018-11-28 | 2019-03-22 | 武汉格罗夫氢能汽车有限公司 | A kind of hydrogen energy automobile seat-belt pretensioner arrangement |
| CN109572604A (en) * | 2018-12-06 | 2019-04-05 | 扬州秦禧环保科技有限公司 | A kind of bus crash-proof chassis that can be extended automatically |
| CN112124237A (en) * | 2020-09-28 | 2020-12-25 | 奇瑞汽车股份有限公司 | Automobile anti-collision beam device and control method thereof |
| CN112124237B (en) * | 2020-09-28 | 2022-04-08 | 奇瑞汽车股份有限公司 | Automobile anti-collision beam device and control method thereof |
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Application publication date: 20151209 |